Home / 197,314.20-295,752.60-84,975.30

Finding the Fourth Proportional to 197,314.20, 295,752.60 and 84,975.30

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Solution

The fourth proportional to 197,314.20, 295,752.60 and 84,975.30 is: 127,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,314.20 : 295,752.60 = 84,975.30 : x
  2. Step 2: Convert to fraction form
    197,314.20/295,752.60 = 84,975.30/x
  3. Step 3: Cross multiply
    197,314.20x = 295,752.60 × 84,975.30
  4. Step 4: Simplify right side
    197,314.20x = 25,131,665,910.78
  5. Step 5: Solve for x
    x = 25,131,665,910.78/197,314.20
  6. Step 6: Final answer
    x = 127,368.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.